﻿#!/usr/bin/env python
# -*- coding:utf-8 -*-
import getpass

count = 0
while count<3:
	name = raw_input("Please UserName:")
	password = getpass.getpass("Please PassWord:")
	if name == "abc" and password == "123":
		print "ok"
		break
	else:
		print "UserName or PassWord error"
	count+=1
